Step 1: Start the Game and go to the Option Menu. Klick on the Keyboard/Mouse Tab and dret the option "Allow Developer Console" to enable and close the Game again.

Step 2: Open Steam and select the Games tab. Rightclick on Left 4 Dead 2 and select Properties. Go to "Set launch options" and type in "-console".

Step 3: If you start the Game now you should see a Console. To use it Ingame you can bind it manually to a key. Just type [bind "F8" "toggleconsole"] into the Developer Console and press Enter. Now you can open and close the Console with F8.then only in game put:cl_viewmodelfovsurvivor 80, or bigger if u want. that is optional.